If two vectors are perpendicular to each other, then their dot product is equal to zero. Suppose A and B are two vectors. Then, A.B = |A||B|... View Article
The probability of an event to occur given the other event has already occurred, is called conditional probability. Suppose, event A has already... View Article
The formula to calculate the simple interest (SI) for given principal amount (P), interest rate (R) and time period in years (T) is given by: SI... View Article
The units smaller than a second are: Milliseconds: 10-3 s Microseconds: 10-6 s Nanoseconds: 10-9 s Picoseconds: 1012 s Learn more here:... View Article
The word differentiation is defined to find the derivative of a function. The process is called differentiation because we find the instantaneous... View Article
In chemistry, covalent bond is the strongest bond. In such bonding, each of two atoms shares electrons that binds them together. For example,... View Article
A matrix is evaluated by determining its absolute value using the determinant formula. The determinant of a 2x2 matrix is evaluated by cross... View Article
We cannot find the cross product of 4d vectors because cross product is a binary operation defined for two vectors in three-dimensional space.... View Article
The real life examples of parallel lines are: Railway tracks Edges of a ruler Airport runways Parking spaces for cars Zebra crossings at... View Article
If A and B are two vectors, then A cross B is not equal to B cross A. A cross B is equal to minus of B cross A A x B = - B x A Learn more... View Article
Cross product can be calculated by multiplying the magnitude of two given vectors and sine of angle between the two vectors. Suppose, A and B are... View Article
The exact value of secant pi/4 or π/4 is √2. Sin pi/4 can be written as sin 45 degrees. Sin π/4 = Sin 45° = √2 Sin pi/4 is equal to... View Article
In geometry, two shapes or figures are congruent, if their corresponding dimensions are equal or same. For example, two triangles are congruent... View Article
Engineers use angle measurements to construct buildings, bridges, houses, monuments, etc. Carpenters use angle measuring devices such as... View Article
Hydrogen sulphide is an extremely flammable, volatile gas, which if not properly treated, can trigger potentially life-threatening scenarios.... View Article
In nature, five actinides were discovered: thorium, protoactinium, uranium, neptunium, and plutonium. The other actinides in nuclear reactors or... View Article
The alpha particle is a positively charged particle, similar to the helium-4 atom nucleus, naturally released from certain radioactive elements,... View Article
A powerful Lewis acid is aluminium chloride. It is most widely used in the halogenation (especially chlorination) of aromatic groups as a... View Article
Kinetic Molecular Theory explains that particles of gas are in continuous motion and show perfectly elastic collisions. It is possible to use... View Article
